#include "junix.h"

#define print_hello() \
	do{\
		__label__ hello;\
		hello:\
		printf("Hello\n");\
		goto hello;\
	}while(0)



int main(int argc, char **argv)
{
	__label__ jun;
	fprintf(stdout,"hello,world!\n");
	goto jun;
jun:
	print_hello();
	exit(0);
}

